this section from the article is a great reminder that nobody can really appreciate or understand lots of what they know and went through:

When we asked if it was comforting seeing his old cohort, comparing them to a rarefied club like astronauts, Ringo, 71, gleefully started warbling, "I'm an astronaut and I'm okay,' to the tune of 'I'm a lumberjack,' but then he does admit that the two do share an extraordinary bond.

"When we look at each other, we're the only two people who experienced that on the planet," he said. "A lot of people write about our experiences but they didn't ever get it right. I always look at Paul with a lot of love and appreciation. He's still the finest bass player around as far as I'm concerned."